Term ends Nov 15, 2038 · High confidence
20-year base term ends Jul 30, 2038
Held by Techtronic Cordless GP
Filed Sep 16, 2020 as application 16/981,496 · Granted Jun 6, 2023
Base term plus 108 days of patent term adjustment (USPTO delay)
Today
2018
2038
Clock starts
Jul 30, 2018
Jul 30, 2018
Term ends
Nov 15, 2038
Nov 15, 2038
Granted
Jun 6, 2023
Jun 6, 2023
base term
patent term adjustment
Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
108
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
0 of 3
Maintenance fees paid
Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows paid.
4
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
This patent's term runs 108 days past its 20-year base term on prosecution delay. 0 of 3 maintenance fees are paid so far. Confidence: High. from the record
How we calculated this date
One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Jul 30, 2018, when application PCT/CN2018/097715, the earliest non-provisional in its chain, was filed (this one was filed Sep 16, 2020) | Jul 30, 2038 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +108 days, USPTO patent term adjustment record | Nov 15, 2038 | High confidence |
| Terminal disclaimer cap | None on record | no cap applied | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 0 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 15, 2038 | High confidence |
This family
| US 11,667,018 | this patent Nov 2038 | Nov 2038 |
| US 12,350,798 | In force Sep 2038 | Sep 2038 |
| US 12,715,093 | In force Jul 2038 | Jul 2038 |
3 of 4 applications in this family shown, earliest filings first. The applications whose file history this site holds. The family may have others.
Assignments
Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Sep 16, 2020 Reel 53790, frame 684 | Tan, Ying Xiang; Lin, Hai Ling; Xi, He; Zhou, Jin Lin | Tti (Macao Commercial Offshore) Limited | Assignment of Assignor's Interest |
| Sep 16, 2020 Reel 53795, frame 889 | Tti (Macao Commercial Offshore) Limited | Techtronic Power Tools Technology Limited | Assignment of Assignor's Interest |
| Sep 16, 2020 Reel 53796, frame 1 | Techtronic Power Tools Technology Limited | Techtronic Cordless GP | Assignment of Assignor's Interest |
| Dec 14, 2023 Reel 66013, frame 1 | Techtronic Power Tools Technology Limited | Techtronic Cordless GP | Corrective Assignment to Correct the Nature of Conveyance from "Assignment" to --Other-Purchase Agreement Previously Recorded at Reel: 053796 Frame: 0001. Assignor(S) Hereby Confirms the Assignment. |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup
Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Nov 2038
Term ends Nov 15, 2038. Maintenance fees still fall due before then
Note
The 108 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
11
later US patents cite this one
That is top 10% of utility patents granted in 2023 in our data, the only group it is compared against.
How we rank
Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.